Senior Office Manager

MANTECH•Springfield, VA

6d•$107,900 - $179,400•Onsite

About The Position

MANTECH seeks a motivated, career- and customer-oriented Senior Office Manager/Staff Officer to join its team in Springfield, Virginia. The role supports senior executive leadership and mission managers by driving operational efficiency, administrative management, and strategic cross-enterprise coordination. The position enables executive decision-making, supports interagency engagement, and manages critical office workflows in a high-tempo environment. The position requires an active TS/SCI security clearance and the ability to obtain and maintain a polygraph. The role is onsite and full time.

Requirements

Bachelor’s degree in a related field and 11 or more years of related experience, or 15 or more years of total experience in lieu of a degree.
Demonstrated ability to integrate, prioritize, and satisfy tasks and requirements within short timelines in a dynamic environment.
Expert knowledge of and technical proficiency using the Defense Travel System (DTS).
Active TS/SCI security clearance and ability to obtain and maintain a polygraph.
Able to remain in a stationary position 50% of the time.
Operate a computer and office productivity machinery, such as a printer, scanner, and copy machine.
Communicate with co-workers, management, and customers, including delivering presentations, and exchange accurate information.

Nice To Haves

Professional communication experience with senior executives, internal leadership, and external agency partners.
Exceptional written and oral communication skills and strong attention to detail.
Strong organizational skills and ability to independently resolve scheduling conflicts, travel logistics, and administrative priorities.
At least 24 months of experience analyzing job-related problems and recommending solutions requiring coordination across multiple organizations.
At least 24 months of experience planning and implementing complex programs or projects involving diverse objectives.
Prior experience supporting senior executive management within the Intelligence Community or Department of Defense.

Responsibilities

Provide executive-level administrative support to office directors, deputy directors, and chiefs of staff to support daily operations.
Collaborate with mission integration teams to enable enterprise integration and business process optimization.
Manage executive calendars, coordinate travel itineraries, and handle meeting logistics, including VTC arrangements and facility scheduling.
Support executive participation in interagency, defense, intelligence community, and industry engagements through information collection, briefing preparation, and material synthesis.
Facilitate executive tasking workflows using enterprise task management systems to ensure timely response and tracking.
Coordinate executive travel requests and vouchers in accordance with government travel regulations and enterprise standards.
Partner with business operations team members to oversee routine office administrative tasks and resolve workflow bottlenecks.